Sec. 7.13. Council procedure on initiatory and referendary petitions.
Upon receiving any initiatory or referendary petition from the Clerk, the Council shall, within thirty days, unless otherwise provided by law, either,
   (1)   Enact the ordinance as submitted by such initiatory petition;
   (2)   Repeal the ordinance referred to by a referendary petition; or
   (3)   Determine to submit the proposal provided for in the petition to the electors.